Sensex starts on a cautious note, Nifty tests 8700

The Sensex started on a cautious note in trade weighed down by losses in Tata Motors, ITC, L&T, Infosys and Tata Steel. Tracking the momentum, the 50-share Nifty index was trading flat with a negative bias around its crucial psychological level of 8700, led by losses in auto, banks, capital goods and power stocks.